3(2x-4)-6=-42

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Solution for 3(2x-4)-6=-42 equation:


Simplifying
3(2x + -4) + -6 = -42

Reorder the terms:
3(-4 + 2x) + -6 = -42
(-4 * 3 + 2x * 3) + -6 = -42
(-12 + 6x) + -6 = -42

Reorder the terms:
-12 + -6 + 6x = -42

Combine like terms: -12 + -6 = -18
-18 + 6x = -42

Solving
-18 + 6x = -42

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add '18' to each side of the equation.
-18 + 18 + 6x = -42 + 18

Combine like terms: -18 + 18 = 0
0 + 6x = -42 + 18
6x = -42 + 18

Combine like terms: -42 + 18 = -24
6x = -24

Divide each side by '6'.
x = -4

Simplifying
x = -4

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